Colin McRae: DIRT v1.2 Patch

* Fixed a bug where some saved games were being corrupted during the save process. Saved games are only usable by the PC and user that created them.
* Includes a new set of leaderboards. These are separate to the existing leaderboards which will remain visible for people playing version 1.0 or 1.1.
* Also includes fixes of patch 1.1